{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013097},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013207","490:4900012694","490:4900013096","490:4900013270","490:4900013210","490:4900013140","490:4900012488","490:4900013031","490:4900012888","490:4900013241","490:4900012941","490:4900012559","490:4900012886","490:4900013271","490:4900012538","490:4900012885","490:4900012332","490:4900012405","490:4900012489","490:4900012417","487:4870000828","490:4900012683","490:4900012893","490:4900012402","490:4900013178"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,487,490,490,490,490],"twin_sims":[0.6689974241583678,0.5419865446927681,0.5114691945333094,0.4841092699612908,0.44512274134549135,0.42362596197135816,0.3884234837036961,0.3705441814604354,0.3466196889261699,0.31306879806573656,0.30252221020288234,0.23297777250435475,0.2285758309283737,0.21985784375094775,0.21661066070179874,0.19691829386580473,0.18515414846865638,0.17826704793515194,0.170373253615548,0.16719861366799146,0.15449529318739058,0.1519608527166734,0.14866770400086937,0.1460281535910276,0.1407312044350049],"twin_dists":[0.11644970783510857,0.14374637132708715,0.15039307728539142,0.15643754075423597,0.16524253243404982,0.17022026105917024,0.17861015312913675,0.18300624956666622,0.18905792112559286,0.1979324947268773,0.2008315327686965,0.22168720753556073,0.2231338381552872,0.2260543039996617,0.22716185611309708,0.23413214021875356,0.23852867038310968,0.24119427272048735,0.24434107371785735,0.24563608301070533,0.2510035162675623,0.2521125968914006,0.25357418353831146,0.2547630233187284,0.2571976294208785],"n_dims_used":45,"mean_confidence":0.905865224202474},"coverage":{"mean_confidence":0.905865224202474,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}